Dev Builds » 20210424-1055

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo
ncm-dbt-01 06:41:56 582372 4000 308 1830 1862 -139.2 ± 5.0 88 1390 479 42 1 -313.55 ± 15.58
ncm-dbt-02 06:42:08 585522 4016 355 1818 1843 -132.66 ± 4.9 85 1324 568 31 0 -292.14 ± 14.27
ncm-dbt-03 06:39:21 586407 4000 312 1808 1880 -136.56 ± 5.0 95 1342 527 36 0 -301.67 ± 14.84
ncm-dbt-04 06:41:20 567686 3992 324 1798 1870 -134.65 ± 5.1 96 1325 533 41 1 -295.2 ± 14.77
ncm-dbt-05 06:42:04 582420 3992 308 1829 1855 -139.41 ± 4.88 83 1389 491 32 1 -316.03 ± 15.39
20000 1607 9083 9310 -136.48 ± 2.23 447 6770 2598 182 3 -303.52 ± 6.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
445740 ncm-dbt-02 584748 16 1 8 7 -162.87 ± 92.75 1 5 2 0 0 -337.87 ± 515.83
445739 ncm-dbt-05 584159 492 44 221 227 -130.84 ± 14.2 9 165 66 6 0 -289.96 ± 42.41
445738 ncm-dbt-04 564958 492 34 215 243 -134.1 ± 14.13 6 177 56 6 1 -312.09 ± 46.07
445737 ncm-dbt-01 582861 500 41 214 245 -125.38 ± 14.63 10 161 71 8 0 -270.57 ± 40.83
445736 ncm-dbt-03 586223 500 40 216 244 -127.76 ± 14.93 13 157 73 7 0 -270.57 ± 40.25
445735 ncm-dbt-02 584201 500 49 219 232 -123.02 ± 13.82 7 162 75 6 0 -270.57 ± 39.67
445734 ncm-dbt-05 576946 500 32 239 229 -153.02 ± 14.11 14 184 47 5 0 -356.21 ± 50.52
445733 ncm-dbt-04 567601 500 41 221 238 -130.94 ± 14.04 11 162 73 4 0 -285.49 ± 40.16
445732 ncm-dbt-01 582903 500 34 226 240 -140.62 ± 13.04 7 182 57 4 0 -330.23 ± 45.79
445731 ncm-dbt-03 588132 500 36 223 241 -136.56 ± 14.62 13 167 64 6 0 -298.62 ± 43.1
445730 ncm-dbt-02 586901 500 39 231 230 -140.62 ± 12.84 9 175 65 1 0 -324.17 ± 42.47
445729 ncm-dbt-05 583196 500 44 230 226 -135.76 ± 13.39 7 177 61 5 0 -312.48 ± 44.19
445728 ncm-dbt-01 583112 500 38 228 234 -138.99 ± 15.25 15 168 59 8 0 -301.33 ± 44.81
445727 ncm-dbt-04 568951 500 37 228 235 -139.81 ± 15.06 17 162 66 5 0 -298.62 ± 42.41
445726 ncm-dbt-03 587707 500 37 226 237 -138.18 ± 14.23 14 164 69 3 0 -301.33 ± 41.33
445725 ncm-dbt-02 583698 500 48 231 221 -133.34 ± 14.34 11 167 66 6 0 -293.29 ± 42.41
445724 ncm-dbt-05 585379 500 39 231 230 -140.62 ± 14.87 12 176 55 6 1 -318.25 ± 46.48
445723 ncm-dbt-01 584369 500 33 230 237 -144.71 ± 13.48 13 172 64 1 0 -327.18 ± 42.83
445722 ncm-dbt-04 569709 500 38 221 241 -133.34 ± 14.68 12 166 65 7 0 -290.66 ± 42.73
445721 ncm-dbt-03 584201 500 36 232 232 -143.89 ± 14.44 15 170 61 4 0 -318.25 ± 44.18
445720 ncm-dbt-02 584327 500 34 219 247 -134.95 ± 14.48 12 167 65 6 0 -295.94 ± 42.75
445719 ncm-dbt-05 578547 500 33 225 242 -140.62 ± 13.04 8 179 60 3 0 -327.18 ± 44.54
445718 ncm-dbt-03 588004 500 38 229 233 -139.81 ± 14.19 13 169 64 4 0 -309.64 ± 43.08
445717 ncm-dbt-04 564644 500 38 229 233 -139.81 ± 14.01 12 171 63 4 0 -312.48 ± 43.44
445716 ncm-dbt-01 582569 500 44 226 230 -132.54 ± 14.87 12 166 64 8 0 -288.06 ± 43.03
445715 ncm-dbt-02 586731 500 47 229 224 -132.54 ± 13.47 11 161 77 1 0 -290.66 ± 38.7
445714 ncm-dbt-03 585717 500 41 220 239 -130.14 ± 13.7 7 171 66 6 0 -293.29 ± 42.41
445713 ncm-dbt-05 582736 500 34 229 237 -143.07 ± 14.1 14 170 63 3 0 -318.25 ± 43.39
445712 ncm-dbt-04 569549 500 42 228 230 -135.76 ± 13.76 11 167 69 3 0 -301.33 ± 41.33
445711 ncm-dbt-01 583656 500 42 229 229 -136.56 ± 15.29 13 170 59 7 1 -301.33 ± 44.81
445710 ncm-dbt-02 587494 500 49 224 227 -126.97 ± 14.78 12 158 73 7 0 -270.57 ± 40.25
445709 ncm-dbt-04 566888 500 46 226 228 -130.94 ± 14.04 11 162 73 4 0 -285.49 ± 40.16
445708 ncm-dbt-03 587494 500 49 234 217 -134.95 ± 13.59 11 165 72 2 0 -298.62 ± 40.29
445707 ncm-dbt-05 584622 500 39 227 234 -137.37 ± 13.15 10 169 70 1 0 -309.64 ± 40.79
445706 ncm-dbt-02 584832 500 40 236 224 -143.89 ± 14.44 15 170 61 4 0 -318.25 ± 44.18
445705 ncm-dbt-01 577151 500 36 237 227 -148.02 ± 12.94 8 189 49 4 0 -356.21 ± 49.54
445704 ncm-dbt-03 583782 500 35 228 237 -141.44 ± 13.4 9 179 58 4 0 -327.18 ± 45.37
445703 ncm-dbt-04 569190 500 48 230 222 -132.54 ± 15.52 16 158 68 8 0 -277.93 ± 41.74
445702 ncm-dbt-05 583782 500 43 227 230 -134.15 ± 13.43 9 169 69 3 0 -301.33 ± 41.33
445701 ncm-dbt-02 586774 500 48 221 231 -125.38 ± 12.7 7 159 84 0 0 -277.92 ± 36.7
445700 ncm-dbt-01 582360 500 40 240 220 -147.19 ± 12.98 10 182 56 2 0 -346.12 ± 46.15

Commit

Commit ID 32d781769db9f017405fe422bfdc702069fb0422
Author bmc4
Date 2021-04-24 10:55:33 UTC
Merge all move generators Merging `generate<EVASIONS>` and `generate<QUIET_CHECKS>` into `generate_all()`. verified to yield correct perft results, even though bench changes due to different order of generated moves. No regresion playing games: passed STC: LLR: 2.94 (-2.94,2.94) {-1.00,0.20} Total: 161800 W: 14585 L: 14624 D: 132591 Ptnml(0-2): 577, 11681, 56451, 11586, 605 https://tests.stockfishchess.org/tests/view/606532732b2df919fd5f026d passed LTC: LLR: 2.98 (-2.94,2.94) {-0.70,0.20} Total: 188504 W: 6906 L: 6961 D: 174637 Ptnml(0-2): 87, 6272, 81610, 6175, 108 https://tests.stockfishchess.org/tests/view/6065b0772b2df919fd5f02ae closes https://github.com/official-stockfish/Stockfish/pull/3418 Bench: 4536129
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